The paper introduced application status of industrial Ethernet in digital mine construction, proposed network framework of a digital monitoring and control system of mine Desk w/Bench hoist based on double ring networks and Siemens S7-200 PLC, and introduced software and hardware designs of the system.The system can realize monitoring functions of
In the case of the pests inhabiting metal polluted or fields where the use of pesticides is common, a natural selection of resistant individuals can occur.This may pose serious problems for humans, agriculture, as well as the economies of many countries.In this study, the hypothesis that multigenerational (120 generations) exposure to cadmium of a
The existing capacity of capture fisheries in Malawi is operating at its maximum potential, unable to meet the growing demand for fish.To address this issue, expanding the output of the aquaculture sector appears Wash Motor Pulley to be the only viable solution for augmenting fish supply and consumption.However, consumers in Malawi prefer fish sour